Home / 13,350,527.18-18,424,089.76-7,550,176.32

Finding the Fourth Proportional to 13,350,527.18, 18,424,089.76 and 7,550,176.32

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Solution

The fourth proportional to 13,350,527.18, 18,424,089.76 and 7,550,176.32 is: 10,419,448.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350,527.18 : 18,424,089.76 = 7,550,176.32 : x
  2. Step 2: Convert to fraction form
    13,350,527.18/18,424,089.76 = 7,550,176.32/x
  3. Step 3: Cross multiply
    13,350,527.18x = 18,424,089.76 × 7,550,176.32
  4. Step 4: Simplify right side
    13,350,527.18x = 139,105,126,223,506.50
  5. Step 5: Solve for x
    x = 139,105,126,223,506.50/13,350,527.18
  6. Step 6: Final answer
    x = 10,419,448.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.